News Release

Shareholder Tools

AmerisourceBergen Announces Date and Time for Fiscal Second Quarter Earnings Release

VALLEY FORGE, Pa.--(BUSINESS WIRE)--Apr. 4, 2012--
AmerisourceBergen Corporation (NYSE: ABC) today announced that it plans
to release its results for the 2012 Fiscal Second Quarter on Thursday,
April 26, 2012 prior to the opening of trading on the New York Stock
Exchange. The Company will host a conference call to discuss the results
at 11:00 a.m. Eastern Time on April 26, 2012.

The dial-in number for the live call will be (612) 332-0530. No access
code is required for the call.

The live call will also be webcast via the Company’s website at www.amerisourcebergen.com.
Users are encouraged to log on to the webcast approximately 10 minutes
in advance of the scheduled start time of the call.

Replays of the call will be made available via telephone and webcast. A
replay of the webcast will be posted on www.amerisourcebergen.com
approximately two hours after the completion of the call and will remain
available for thirty days. The telephone replay will also be available
approximately two hours after the completion of the call and will remain
available for seven days. To access the telephone replay from within the
US, dial 800-475-6701. From outside the US, dial 320-365-3844. The
access code for the replay is 243852.

About AmerisourceBergen

AmerisourceBergen is one of the world's largest pharmaceutical services
companies serving the United States, Canada and selected global markets.
Servicing both healthcare providers and pharmaceutical manufacturers in
the pharmaceutical supply channel, the Company provides drug
distribution and related services designed to reduce costs and improve
patient outcomes. AmerisourceBergen's service solutions range from
pharmacy automation and pharmaceutical packaging to reimbursement and
pharmaceutical consulting services. With more than $80 billion in annual
revenue, AmerisourceBergen is headquartered in Valley Forge, PA, and
employs approximately 11,000 people. AmerisourceBergen is ranked #27 on
the Fortune 500 list. For more information, go to www.amerisourcebergen.com.

Forward-Looking Statements

Certain of the statements contained in this press release are
"forward-looking statements" within the meaning of Section 27A of the
Securities Act of 1933 and Section 21E of the Securities Exchange Act of
1934. These statements are based on management's current expectations
and are subject to uncertainty and change in circumstances. Among the
factors that could cause actual results to differ materially from those
projected, anticipated or implied are the following: changes in
pharmaceutical market growth rates; the loss of one or more key customer
or supplier relationships; changes in customer mix; customer
delinquencies, defaults or insolvencies; supplier defaults or
insolvencies; changes in pharmaceutical manufacturers' pricing and
distribution policies or practices; adverse resolution of any contract
or other dispute with customers or suppliers; federal and state
government enforcement initiatives to detect and prevent suspicious
orders of controlled substances and the diversion of controlled
substances; qui tam litigation for alleged violations of fraud
and abuse laws and regulations and/or any other laws and regulations
governing the marketing, sale and purchase of pharmaceutical products or
services and any related litigation, including shareholder derivative
lawsuits; changes in federal and state legislation or regulatory action
affecting pharmaceutical product pricing or reimbursement policies,
including under Medicaid and Medicare; changes in regulatory or clinical
medical guidelines and/or labeling for the pharmaceutical products we
distribute, including certain anemia products; price inflation in
branded pharmaceuticals and price deflation in generics; greater or less
than anticipated benefit from launches of the generic versions of
previously patented pharmaceutical products; significant breakdown or
interruption of our information technology systems; our inability to
continue to implement an enterprise resource planning (ERP) system to
handle business and financial processes and transactions (including
processes and transactions relating to our customers and suppliers) of
AmerisourceBergen Drug Corporation operations as intended without
functional problems, unanticipated delays and/or cost overruns; success
of integration, restructuring or systems initiatives; interest rate and
foreign currency exchange rate fluctuations; economic, business,
competitive and/or regulatory developments in Canada, the United Kingdom
and elsewhere outside of the United States, including changes and/or
potential changes in Canadian provincial legislation affecting
pharmaceutical product pricing or service fees or regulatory action by
provincial authorities in Canada to lower pharmaceutical product pricing
and service fees; the impact of divestitures or the acquisition of
businesses that do not perform as we expect or that are difficult for us
to integrate or control; our inability to successfully complete any
other transaction that we may wish to pursue from time to time; changes
in tax laws or legislative initiatives that could adversely affect our
tax positions and/or our tax liabilities or adverse resolution of
challenges to our tax positions; increased costs of maintaining, or
reductions in our ability to maintain, adequate liquidity and financing
sources; volatility and deterioration of the capital and credit markets;
and other economic, business, competitive, legal, tax, regulatory and/or
operational factors affecting our business generally. Certain additional
factors that management believes could cause actual outcomes and results
to differ materially from those described in forward-looking statements
are set forth (i) in Item 1A (Risk Factors) in the Company's Annual
Report on Form 10-K for the fiscal year ended September 30, 2011 and
elsewhere in that report and (ii) in other reports filed by the Company
pursuant to the Securities Exchange Act of 1934.

Corporate Overview

AmerisourceBergen is one of the largest global pharmaceutical sourcing and distribution services companies, helping both healthcare providers and pharmaceutical and biotech manufacturers improve patient access to products and enhance patient care. With services ranging from drug distribution and niche premium logistics to reimbursement and pharmaceutical consulting services, AmerisourceBergen delivers innovative programs and solutions across the pharmaceutical supply channel..